The CMS Collaboration probes decays of the Z boson which would defy our expectations of lepton behavior
How strict are Nature's conservation laws governing the interactions among elementary particles? Physicists once assumed, based on experience…
CMS sees evidence of the Upsilon meson decaying into two tau leptons for the first time at a hadron collider
Beyond our best current understanding of particle physics, encapsulated in the standard model, various theoretical models predict the…
The CMS experiment employs a new machine-learning algorithm to improve the reconstruction of invisible particles.
How can one measure particles that escape the detector without interaction? This is the challenge for a key fundamental particle, the…
The CMS experiment sets limits for BSM particles down to tens-of-MeV aided by machine learning techniques.
Axion-like particles (ALPs) are hypothetical light-weight neutral bosons that could solve deep mysteries in physics, from the strong CP…